TheteacherthoughtthatthelastparagraphinJane'scompositionwas(necessary)____________soheaskedhertogetridofthisparagraph.
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Inwritingwhatisactuallymostimportantis(revise)_________.
He(decorative)___________hisroomwithpicturesofallhisfavoritesportsstarsyesterday.
I'vefoundmanypiecesofinformation;butnoneofthemis(use)__________.
Thesemachinesarenot(efficiency)____________atall;theywastemealotoftime.